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Finding the Third Proportional to 3,118,212 and 4,664,603.25

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Solution

The third proportional to 3,118,212 and 4,664,603.25 is: 6,977,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,212 : 4,664,603.25 = 4,664,603.25 : x
  2. Step 2: Convert to fraction form
    3,118,212/4,664,603.25 = 4,664,603.25/x
  3. Step 3: Cross multiply
    3,118,212x = 4,664,603.25 × 4,664,603.25
  4. Step 4: Simplify right side
    3,118,212x = 21,758,523,479,910.56
  5. Step 5: Solve for x
    x = 21,758,523,479,910.56/3,118,212
  6. Step 6: Final answer
    x = 6,977,884.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.